Funding for this research was provided by:
State Key Laboratory of Veterinary Etiological Biology, Lanzhou Veterinary Research Institute, Chinese Academy of Agricultural Sciences (SKLVEB2018KFKT008)
National Parasitic Resources Center (NPRC-2019-194-30)
Received: 11 January 2021
Accepted: 23 February 2021
First Online: 25 March 2021
: The experiments were approved by the Animal Ethics Committee of Harbin Medical University and were performed in accordance with animal ethics guidelines and approved protocols (Animal Ethics Committee approval number SYXK [Hei] 2016-007).
: The authors declare that they have no competing interests.